ARM64: dts: meson-gxbb-odroidc2: Add GPIO lines names

This patch describes the GPIO lines usage on the Odroid-C2 board.

This is useful in the debugfs gpio file and using the cdev gpio API.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
index c80d3a913907804519197c7a4a45498572eaba55..a266578554cb3b491f43e132cfa1c13c09c7079c 100644 (file)
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
@@ -172,6 +172,57 @@ eth_phy0: ethernet-phy@0 {
        };
 };
 
+&pinctrl_aobus {
+       gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
+                         "USB HUB nRESET", "USB OTG Power En",
+                         "J7 Header Pin2", "IR In", "J7 Header Pin4",
+                         "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
+                         "HDMI CEC", "SYS LED";
+};
+
+&pinctrl_periphs {
+       gpio-line-names = /* Bank GPIOZ */
+                         "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
+                         "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
+                         "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
+                         "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
+                         "Eth PHY nRESET", "Eth PHY Intc",
+                         /* Bank GPIOH */
+                         "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
+                         /* Bank BOOT */
+                         "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
+                         "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
+                         "eMMC Reset", "eMMC CMD",
+                         "", "", "", "", "", "", "",
+                         /* Bank CARD */
+                         "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
+                         "SDCard D3", "SDCard D2", "SDCard Det",
+                         /* Bank GPIODV */
+                         "", "", "", "", "", "", "", "", "", "", "", "", "",
+                         "", "", "", "", "", "", "", "", "", "", "",
+                         "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
+                         "PWM D", "PWM B",
+                         /* Bank GPIOY */
+                         "Revision Bit0", "Revision Bit1", "",
+                         "J2 Header Pin35", "", "", "", "J2 Header Pin36",
+                         "J2 Header Pin31", "", "", "", "TF VDD En",
+                         "J2 Header Pin32", "J2 Header Pin26", "", "",
+                         /* Bank GPIOX */
+                         "J2 Header Pin29", "J2 Header Pin24",
+                         "J2 Header Pin23", "J2 Header Pin22",
+                         "J2 Header Pin21", "J2 Header Pin18",
+                         "J2 Header Pin33", "J2 Header Pin19",
+                         "J2 Header Pin16", "J2 Header Pin15",
+                         "J2 Header Pin12", "J2 Header Pin13",
+                         "J2 Header Pin8", "J2 Header Pin10",
+                         "", "", "", "", "",
+                         "J2 Header Pin11", "", "J2 Header Pin7",
+                         /* Bank GPIOCLK */
+                         "", "", "", "",
+                         /* GPIO_TEST_N */
+                         "";
+};
+
 &ir {
        status = "okay";
        pinctrl-0 = <&remote_input_ao_pins>;